# What is the exact value of cos 30?

## What is the exact value of cos 30?

0.8660254037

Cos 30° = √3/2 is an irrational number and equals to 0.8660254037 (decimal form). Therefore, the exact value of cos 30 degrees is written as 0.8660 approx. √3/2 is the value of Cos 30° which is a trigonometric ratio or trigonometric function of a particular angle.

## What is the exact value of cos 30 sin?

The exact value of sin(30) is 12 . The exact value of cos(30) is √32 .

**How do you find the exact value of sin 30?**

The value of sin 30 degrees can be calculated by constructing an angle of 30° with the x-axis, and then finding the coordinates of the corresponding point (0.866, 0.5) on the unit circle. The value of sin 30° is equal to the y-coordinate (0.5). ∴ sin 30° = 0.5.

### What is the exact value of cos 30 enter your answer as a simplified fraction in the box $$ $\ text basic }$?

The exact value of cos(30) is √32 .

### What is COS 30 in radians?

The value of cos 30 degrees is 0.8660254. . .. Cos 30 degrees in radians is written as cos (30° × π/180°), i.e., cos (π/6) or cos (0.523598. . .).

**What is the value of sin 30 over COS 30?**

Trigonometry Examples The exact value of sin(30) is 12 . The exact value of cos(30) is √32 .

#### What fraction is cos 30?

In the fraction format, the value of cos(30°) is equal to 0.8660254037.

#### What is sin90 value?

What is the exact value of sin 90 degrees? The exact value of sin 90 degrees is equal to 1.

**What is the value of cot 30 degree?**

√3

Cot 30 degrees is the value of cotangent trigonometric function for an angle equal to 30 degrees. The value of cot 30° is √3 or 1.7321 (approx).

## What is COS 30 in fraction?

Cos 30° in fraction: √3/2. Cos (-30 degrees): 0.8660254. . . Cos 30° in radians: cos (π/6) or cos (0.5235987 . . .)

## How do you find COT 30 degrees?

The cot of 30 degrees equals the x-coordinate(0.866) divided by y-coordinate(0.5) of the point of intersection (0.866, 0.5) of unit circle and r.